2F4 protection L0 or L1 intervention 3 times in
1F6 circuit A bus voltage (PTC)
2F6 circuit B bus voltage (PTC)
F7 Reserved
1F9 radiator temperature sensor Tfin1
2F9 radiator temperature sensor Tfin2
1FA Reserved
2FA Reserved
Fb pressure sensor
Detection begins 15 minutes after start-up, if a
pressure lower than 0.3 MPa is detected.Not
detected during defrosting.
Fd return air temperature sensor
FE recovery temperature sensor
1FF fan A
2FF fan B
3FF fan C
FP DIP switch for modular unit configuration
C7 3 times PL
L0 module protection
L1 low voltage
L2 high voltage
L4 MCE error
L5 speed 0
L7 no phase
L8 variation of frequency higher than 15Hz
L9 difference of phase frequency higher than
d0 Gate error (d0 and address alternatively
dF defrosting
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